[  806.199044][T15774] netdevsim netdevsim476 eni476np1: renamed from eth0
[  806.204461][T15776] netdevsim netdevsim645 eni645np1: renamed from eth1
[  806.808536][T15761] Could not find device with ifindex 2000 in netnsfd 11
[  806.809221][T15761] Could not find netns with fd: 2000
[  806.809688][T15761] Cannot link a netdevsim to itself
[  806.810196][T15761] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).